I started 2nd round upgrading on my one of the super light Evo 6 weeks ago. Here's the list :
Café Roubaix Haleakala tubular(982g), AX Lightness saddle(58g), Tune U20 quick release(23g), Cannondale SISL2 crankset(485g), YBN gold Ti chain, Hylix bottle cage(16g), Extralite stem(76g), 6Kcycles...